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/*
* Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "apps.h"
#include "progs.h"
#include <openssl/evp.h>
#include <openssl/crypto.h>
#include <openssl/bn.h>
#ifndef OPENSSL_NO_MD2
# include <openssl/md2.h>
#endif
#ifndef OPENSSL_NO_RC4
# include <openssl/rc4.h>
#endif
#ifndef OPENSSL_NO_DES
# include <openssl/des.h>
#endif
#ifndef OPENSSL_NO_IDEA
# include <openssl/idea.h>
#endif
#ifndef OPENSSL_NO_BF
# include <openssl/blowfish.h>
#endif
typedef enum OPTION_choice {
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
OPT_B, OPT_D, OPT_E, OPT_F, OPT_O, OPT_P, OPT_V, OPT_A, OPT_R
} OPTION_CHOICE;
const OPTIONS version_options[] = {
{"help", OPT_HELP, '-', "Display this summary"},
{"a", OPT_A, '-', "Show all data"},
{"b", OPT_B, '-', "Show build date"},
{"d", OPT_D, '-', "Show configuration directory"},
{"e", OPT_E, '-', "Show engines directory"},
{"f", OPT_F, '-', "Show compiler flags used"},
{"o", OPT_O, '-', "Show some internal datatype options"},
{"p", OPT_P, '-', "Show target build platform"},
{"r", OPT_R, '-', "Show random seeding options"},
{"v", OPT_V, '-', "Show library version"},
{NULL}
};
#if defined(OPENSSL_RAND_SEED_DEVRANDOM) || defined(OPENSSL_RAND_SEED_EGD)
static void printlist(const char *prefix, const char **dev)
{
printf("%s (", prefix);
for ( ; *dev != NULL; dev++)
printf(" \"%s\"", *dev);
printf(" )");
}
#endif
int version_main(int argc, char **argv)
{
int ret = 1, dirty = 0, seed = 0;
int cflags = 0, version = 0, date = 0, options = 0, platform = 0, dir = 0;
int engdir = 0;
char *prog;
OPTION_CHOICE o;
prog = opt_init(argc, argv, version_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(version_options);
ret = 0;
goto end;
case OPT_B:
dirty = date = 1;
break;
case OPT_D:
dirty = dir = 1;
break;
case OPT_E:
dirty = engdir = 1;
break;
case OPT_F:
dirty = cflags = 1;
break;
case OPT_O:
dirty = options = 1;
break;
case OPT_P:
dirty = platform = 1;
break;
case OPT_R:
dirty = seed = 1;
break;
case OPT_V:
dirty = version = 1;
break;
case OPT_A:
seed = options = cflags = version = date = platform = dir = engdir
= 1;
break;
}
}
if (opt_num_rest() != 0) {
BIO_printf(bio_err, "Extra parameters given.\n");
goto opthelp;
}
if (!dirty)
version = 1;
if (version) {
if (OpenSSL_version_num() == OPENSSL_VERSION_NUMBER)
printf("%s\n", OpenSSL_version(OPENSSL_VERSION));
else
printf("%s (Library: %s)\n",
OPENSSL_VERSION_TEXT, OpenSSL_version(OPENSSL_VERSION));
}
if (date)
printf("%s\n", OpenSSL_version(OPENSSL_BUILT_ON));
if (platform)
printf("%s\n", OpenSSL_version(OPENSSL_PLATFORM));
if (options) {
printf("options: ");
printf("%s ", BN_options());
#ifndef OPENSSL_NO_MD2
printf("%s ", MD2_options());
#endif
#ifndef OPENSSL_NO_RC4
printf("%s ", RC4_options());
#endif
#ifndef OPENSSL_NO_DES
printf("%s ", DES_options());
#endif
#ifndef OPENSSL_NO_IDEA
printf("%s ", IDEA_options());
#endif
#ifndef OPENSSL_NO_BF
printf("%s ", BF_options());
#endif
printf("\n");
}
if (cflags)
printf("%s\n", OpenSSL_version(OPENSSL_CFLAGS));
if (dir)
printf("%s\n", OpenSSL_version(OPENSSL_DIR));
if (engdir)
printf("%s\n", OpenSSL_version(OPENSSL_ENGINES_DIR));
if (seed) {
printf("Seeding source:");
#ifdef OPENSSL_RAND_SEED_RTDSC
printf(" rtdsc");
#endif
#ifdef OPENSSL_RAND_SEED_RDCPU
printf(" rdrand ( rdseed rdrand )");
#endif
#ifdef OPENSSL_RAND_SEED_LIBRANDOM
printf(" C-library-random");
#endif
#ifdef OPENSSL_RAND_SEED_GETRANDOM
printf(" getrandom-syscall");
#endif
#ifdef OPENSSL_RAND_SEED_DEVRANDOM
{
static const char *dev[] = { DEVRANDOM, NULL };
printlist(" random-device", dev);
}
#endif
#ifdef OPENSSL_RAND_SEED_EGD
{
static const char *dev[] = { DEVRANDOM_EGD, NULL };
printlist(" EGD", dev);
}
#endif
#ifdef OPENSSL_RAND_SEED_NONE
printf(" none");
#endif
#ifdef OPENSSL_RAND_SEED_OS
printf(" os-specific");
#endif
printf("\n");
}
ret = 0;
end:
return ret;
}
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